Electric motor casing



FIG. 1 is a perspective view of an electric motor casing showing our newdesign;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof; and,

FIG. 4 is a top view thereof.

The broken lines shown represent unclaimed subject matter and form nopart of the claimed design.

CLAIM The ornamental design for an electric motor casing, as shown anddescribed.